Finding the Fourth Proportional to 12,426.42, 18,630.50 and 5,849

Step by Step Solution

1. Step 1: Write the proportion equation
   12,426.42 : 18,630.50 = 5,849 : x
2. Step 2: Convert to fraction form
   12,426.42/18,630.50 = 5,849/x
3. Step 3: Cross multiply
   12,426.42x = 18,630.50 × 5,849
4. Step 4: Simplify right side
   12,426.42x = 108,969,794.50
5. Step 5: Solve for x
   x = 108,969,794.50/12,426.42
6. Step 6: Final answer
   x = 8,769.20